Move CancellationFlag and WaitableEvent to the synchronization subdirectory....

chrome_frame/custom_sync_call_context.h

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
+
 #ifndef CHROME_FRAME_CUSTOM_SYNC_CALL_CONTEXT_H_
 #define CHROME_FRAME_CUSTOM_SYNC_CALL_CONTEXT_H_
 
 #include <vector>
 #include "base/ref_counted.h"
-#include "base/waitable_event.h"
+#include "base/synchronization/waitable_event.h"
 #include "chrome_frame/sync_msg_reply_dispatcher.h"
 #include "chrome_frame/chrome_frame_automation.h"
 #include "ipc/ipc_sync_message.h"
 
 // TODO(ananta)
 // Move the implementations of these classes to the source file.
 
 // Class that maintains context during the async load/install extension
 // operation.  When done, InstallExtensionComplete is posted back to the UI
 // thread so that the users of ChromeFrameAutomationClient can be notified.
@@ skipping 123 matching lines @@
     // This object will be destroyed after this. Cannot access any members
     // on returning from this function.
   }
 
  private:
   base::WaitableEvent* unload_done_;
   bool* should_unload_;
 };
 
 #endif  // CHROME_FRAME_CUSTOM_SYNC_CALL_CONTEXT_H_
-
-